package com.itheima.controller;

import com.fasterxml.jackson.databind.ObjectMapper;
import com.itheima.domain.User;
import com.itheima.service.UserService;
import com.itheima.service.impl.UserServiceImpl;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.List;

@WebServlet("/userServlet")
public class UserServlet extends HttpServlet {

    @Override
    protected void service(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
       req.setCharacterEncoding("utf-8");
       resp.setContentType("text/html;charset=utf-8");
        String username = req.getParameter("username");
        UserService userService = new UserServiceImpl();

        List<User> users = userService.selectLike(username);

        for (User user : users) {
            System.out.println(user);
        }

        ObjectMapper objectMapper = new ObjectMapper();
        String jsn = objectMapper.writeValueAsString(users);


        resp.getWriter().println(jsn);
    }
}
